3.5 sec in total
200 ms
3.1 sec
266 ms
Visit optaplanner.org now to see the best up-to-date Opta Planner content for United States and also check out these interesting facts you probably never knew about optaplanner.org
Solve any constraint optimization problem easily, including the Vehicle Routing Problem, Employee Rostering, Maintenance Scheduling and many others.
Visit optaplanner.orgWe analyzed Optaplanner.org page load time and found that the first response time was 200 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
optaplanner.org performance score
name
value
score
weighting
Value3.0 s
48/100
10%
Value5.2 s
23/100
25%
Value3.0 s
93/100
10%
Value360 ms
72/100
30%
Value0.228
55/100
15%
Value6.4 s
60/100
10%
200 ms
372 ms
402 ms
116 ms
139 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 45% of them (30 requests) were addressed to the original Optaplanner.org, 9% (6 requests) were made to Static.jboss.org and 6% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Optaplanner.org.
Page size can be reduced by 842.5 kB (53%)
1.6 MB
741.1 kB
In fact, the total size of Optaplanner.org main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 628.2 kB which makes up the majority of the site volume.
Potential reduce by 23.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 6.9 kB, which is 23% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.6 kB or 77% of the original size.
Potential reduce by 158.4 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Opta Planner needs image optimization as it can save up to 158.4 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 362.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 362.1 kB or 64% of the original size.
Potential reduce by 298.4 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Optaplanner.org needs all CSS files to be minified and compressed as it can save up to 298.4 kB or 83% of the original size.
Number of requests can be reduced by 40 (66%)
61
21
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opta Planner. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
optaplanner.org
200 ms
www.optaplanner.org
372 ms
bootstrap.min.css
402 ms
highlight.css
116 ms
tabzilla.css
139 ms
optaplannerWebsite.css
144 ms
jquery.min.js
462 ms
bootstrap.min.js
353 ms
highlight.js
236 ms
tabzilla.js
352 ms
optaplannerWebsite.js
146 ms
tabzilla-redhat-logo-sprite.png
175 ms
f4jIWbQpjdE
126 ms
optaPlannerLogo200px.png
153 ms
googlePlusLogo.png
157 ms
twitterLogo.png
157 ms
facebookLogo.png
160 ms
forkMeOnGithub.png
1176 ms
download.png
1241 ms
documentation.png
1248 ms
gb.png
1283 ms
fr.png
1275 ms
de.png
1307 ms
jp.png
1316 ms
useCaseOverview.png
1728 ms
inputOutputOverview.png
1734 ms
integrationOverview.png
1751 ms
compatibility.png
1746 ms
scalabilityOfOptimizationAlgorithms.png
1927 ms
redHatLogo.png
1432 ms
jbossCommunityLogo.png
1548 ms
arrow-tabnav-down.png
147 ms
gtm.js
46 ms
glyphicons-halflings-regular.woff
1771 ms
www-embed-player-vflQrT_sR.css
141 ms
www-embed-player.js
188 ms
analytics.js
59 ms
conversion_async.js
23 ms
s_code.js
300 ms
elqCfg.js
299 ms
aquant.js
21 ms
fbevents.js
21 ms
9c3a9c2a-4031-4809-b0b5-3d51ca785f3b.js
15 ms
insight.min.js
86 ms
117 ms
plusone.js
161 ms
RHJB_Middleware_Logotype.png
380 ms
pixel;r=134835309;a=p-6FvuVnRbT9rdD;ezt=1;orderid=;revenue=;labels=_fp.event.Default;fpan=1;fpa=P0-1737381818-1456873751666;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456873751666;tzo=-180;ref=;url=http%3A%2F%2Fwww.optaplanner.org%2F;ogl=title.OptaPlanner%20-%20Constraint%20satisfaction%20solver%20(Java%E2%84%A2%252C%20Open%20Source)%2Cdescription.OptaPlanner%20optimizes%20business%20resource%20usage%252E%20It%20is%20a%20lightweight%252C%20embeddable%252C%20%2Curl.http%3A%2F%2Fwww%252Eoptaplanner%252Eorg%2F%2Ctype.website%2Cimage.http%3A%2F%2Fwww%252Eoptaplanner%252Eorg%2FheaderFooter%2FoptaPlannerIcon%252Epng
38 ms
177 ms
collect
26 ms
collect
122 ms
collect
53 ms
104 ms
6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js
59 ms
ad_status.js
61 ms
cb=gapi.loaded_0
26 ms
rh_omni_footer.js
12 ms
eloqua-1.0.13.min.js
3 ms
elqCfg.min.js
9 ms
svrGP
996 ms
RHJB_Middleware_Logotype.png
3 ms
s51852689250372
47 ms
svrGP.aspx
62 ms
tabcontent.html
24 ms
collect
18 ms
15 ms
optaplanner.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
optaplanner.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
optaplanner.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optaplanner.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Optaplanner.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
optaplanner.org
Open Graph data is detected on the main page of Opta Planner. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: